document.write( "Question 1136111: Three cards are drawn one at a time from a standard deck without replacement. Find the probability that:
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document.write( "a) all are jacks
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document.write( "b) all are clubs
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document.write( "c) all are red cards \n" );
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Algebra.Com's Answer #753875 by math_helper(2461) You can put this solution on YOUR website! \n" ); document.write( "a) There are four jacks in the deck\r \n" ); document.write( "\n" ); document.write( " Pr 1st draw is a jack: (4/52) \n" ); document.write( " Pr 2nd draw is a jack: (3/51) (3 of the remaining 51 cards are jacks) \n" ); document.write( " Pr 3rd draw is a jack: (2/50)\r \n" ); document.write( "\n" ); document.write( " Pr (all three are jacks) = (4/52)(3/51)(2/50) = (1/13)(1/17)(1/25) = \r \n" ); document.write( "\n" ); document.write( "b) There are 13 clubs, follow the same logic as above, 13/52, 12/51, etc... \r \n" ); document.write( "\n" ); document.write( "c) There are 26 red cards, follow the same logic as above. \r \n" ); document.write( "\n" ); document.write( "The more effort you put in, the deeper the learning.\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |